Primordial Hydra enters the battlefield with X +1/+1 counters on it. At the beginning of your upkeep, double the number of +1/+1 counters on Primordial Hydra. Primordial Hydra has trample as long as it has ten or more +1/+1 counters on it.
NM-Mint - $15.20
Lightly Played - $13.70
Moderately Played - $12.20
Heavily Played - $10.60
Damaged - $7.60
NM-Mint Non English - $15.20
Lightly Played Non English - $13.70
Moderately Played Non English - $12.20
Heavily Played Non English - $10.60
Damaged Non English - $7.60